New York City alone accounts for 5% of U.S. property value! There's a lovely interactive graphic that shows me that the:

property value of Ohio is about equal to that of the borough of Manhattan.

property value of Kentucky is almost equial to that of Queens

This is the work of Max Galka, a man clearly fascinated by data visualization. Perhaps even more than me: I've been a fan of Edward Tufte's work for years (yes, I own his book Visual Display of Quantitative Information) -- yes, own. It's part of the boxed library I hope to unpack if I can get to the end of the property acquisition process successfully.